Diyarb Nigm in context: Street-network sprawl trends

Diyarb Nigm in context

2.433.6<19751976–19901991–20052006–2020SNDi of street additions
2.433.6<19751976–19901991–20052006–2020SNDi of entire street network
Diyarb NigmAsh Sharqiyah (Region)Egypt (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Diyarb Nigm plotted against Ash Sharqiyah and Egypt. The SNDi of new construction in Diyarb Nigm rose steadily, compared to Ash Sharqiyah which followed a zig-zag trend with an overall increase and Egypt which followed a zig-zag trend with an overall increase. Most recently, Diyarb Nigm's incremental SNDi rose from 3.41 to 3.89 between 1991-2005 and 2006-2020. In terms of the aggregate network, Diyarb Nigm ranked 13th out of 28 cities in Ash Sharqiyah and 62nd out of 213 in Egypt as of 2020.

New Street Additions (2006–2020)

SNDi value
3.89
Rank in Egypt
82nd of 213
Rank in Ash Sharqiyah
21st of 28

Entire Network (Aggregate)

SNDi value
2.74
Rank in Egypt
62nd of 213
Rank in Ash Sharqiyah
13th of 28

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
Diyarb NigmGunung LingkasOgale

Diyarb Nigm, Gunung Lingkas, and Ogale all built increasingly disconnected streets over time in new street construction. The same pattern holds for the full street network. Diyarb Nigm and Ogale have been growing further apart in their street-network character since 1975.